Use a spark tester to check the ignition coil. Plug the tester into the coil. Attach the ground wire. Plug in the coil connector. Adjust the spark gap to the correct measurement. Start the engine.

How to test a spark plug Although this is something you can certainly leave up to the professionals, it’s also simple enough to do at home.

Read our expert, in-depth guide on how to check and change spark plugs on your motorcycle with MCN - one of the most important components in any petrol engine.